"RTM" matching MCP servers:

Enables interaction with the Brazilian Federal Revenue's official consumption tax calculator, performing CBS/IBS/Imposto Seletivo calculations, rate lookups, NCM/NBS validation, and fiscal document XML operations, while attaching provenance metadata to every result.

Emits a negative certificate from the Brazilian Superior Tribunal Militar (STM) based on name, CPF, date of birth, and mother's name. It is a read-only MCP server with one tool, hosted and paid per query.

MCP server that enables trademark searches through the TM Finder Public API, with support for API key authentication and idempotency for retries.

Enables AI assistants and automation tools to query and analyze Brazilian fiscal data, including CNPJ, Simples Nacional, NF-e, NFS-e, SPED, eSocial, tax regime comparison, and supplier risk assessment without requiring API keys.